Hot poop refers to a person who is arrogant. Some one who is "hot poop" is commonly seen as a douche.
If someone is "hot poop" AT something, they think they are really good at it or they did something really good having to do with it. If someone is "hot poopin' it" they are acting hot poop. The term originated from hot shit which means the same thing except is inappropriate to say in front of one's parents or a figure of authority. Common abreveations for hot poop can be "Hot" "Woah! HOT!" "HP" "HP Pentium proccessor" "steamy" "flaming magma poop" "hot diah" When two or more people are "hot poop" and their "hot poop"-ness is amplified by the presence of eachother, this is called a "hot poop fiesta" These fiestas commonly include white people calling eachother "nigga" and video taping eachother so they can put it on facebook later.